Home / 6,290.15-8,676.01-5,339.39

Finding the Fourth Proportional to 6,290.15, 8,676.01 and 5,339.39

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Solution

The fourth proportional to 6,290.15, 8,676.01 and 5,339.39 is: 7,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.15 : 8,676.01 = 5,339.39 : x
  2. Step 2: Convert to fraction form
    6,290.15/8,676.01 = 5,339.39/x
  3. Step 3: Cross multiply
    6,290.15x = 8,676.01 × 5,339.39
  4. Step 4: Simplify right side
    6,290.15x = 46,324,564.33
  5. Step 5: Solve for x
    x = 46,324,564.33/6,290.15
  6. Step 6: Final answer
    x = 7,364.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.